boot/at91dataflashboot/at91dataflashboot-1.05-eabi-fixes.patch

   1 Get at91dataflashboot to build with EABI toolchains, by providing the
   2 __aeabi_uidiv and __aeabi_uidivmod symbols. The code is based on
   3 U-Boot's code.
   4
   5 Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
   6 ---
   7  _udivsi3.S |   14 ++++++++++++++
   8  1 file changed, 14 insertions(+)
   9
  10 Index: DataflashBoot-1.05/_udivsi3.S
  11 ===================================================================
  12 --- DataflashBoot-1.05.orig/_udivsi3.S
  13 +++ DataflashBoot-1.05/_udivsi3.S
  14 @@ -12,8 +12,11 @@
  15         .text
  16         .globl   __udivsi3
  17         .type  __udivsi3       ,function
  18 +        .globl  __aeabi_uidiv
  19 +        .type   __aeabi_uidiv ,function
  20         .align  0
  21   __udivsi3      :
  22 + __aeabi_uidiv:
  23         cmp     divisor, #0
  24         beq     Ldiv0
  25         mov     curbit, #1
  26 @@ -68,6 +71,17 @@
  27         mov     r0, #0                  @ about as wrong as it could be
  28         ldmia   sp!, {pc}
  29         .size  __udivsi3       , . -  __udivsi3
  30 +
  31 +.globl __aeabi_uidivmod
  32 +__aeabi_uidivmod:
  33 +
  34 +        stmfd   sp!, {r0, r1, ip, lr}
  35 +        bl      __aeabi_uidiv
  36 +        ldmfd   sp!, {r1, r2, ip, lr}
  37 +        mul     r3, r0, r2
  38 +        sub     r1, r1, r3
  39 +        mov     pc, lr
  40 +
  41  /* # 235 "libgcc1.S" */
  42  /* # 320 "libgcc1.S" */
  43  /* # 421 "libgcc1.S" */